Department of Defense(D.O.D.)
Their base budget is $613.9 billion which is spent on anything that deals with the military except for employees and soldiers.
History of D.O.D.
The war department was created in 1789, but the D.O.D. was officially founded in 1947 by Harry Truman
Its current issues are fights with ISIS, the fight in Afghanistan, and preventing terrorist attacks.
The purpose of the Department of Defense is to protect our country from enemies, and give ability to American to have more freedom and feel secure. It is one of the most important departments in this country.